B trace
[电] B台描迹
🧩 词语组成解析
trace
[tres]
vt. 跟踪，追踪;追溯，探索;探索;查找;
vi. 沿着一小径或道路前进;可以追溯的;
n. 痕迹，踪迹;微量，极少量;[植]（脉）迹;痕迹;
trace(draw)→回溯
🗣️ 情景例句
In the rain?
在雨中？
Law makers should not be law breakers.
正人先正己。
Yes, my brother Bob is coming with me to the airport to see me off.
有，我兄弟鲍勃将和我一起到机场，送我上飞机。